Power Factor Correction
Power Factor Correction
Power Factor Correction
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Switching Devices – Thyristor Modules<br />
for Dynamic PFC TSM-Series<br />
Dynamic PFC network: one stage<br />
L1 (R)<br />
L2 (S)<br />
L3 (T)<br />
N<br />
PE<br />
Capacitor<br />
branch<br />
Input (controller signal)<br />
Fuse superfast<br />
125 A at 50 kvar<br />
63 A at 25 kvar<br />
TSM-Series<br />
Filter<br />
Discharge<br />
Resistor EW-22<br />
<strong>Power</strong><br />
Capacitor<br />
Dynamic PFC network: multiple stages<br />
L1 (R)<br />
L2 (S)<br />
L3 (T)<br />
N<br />
supplyvoltage<br />
meas.<br />
voltage meas. current<br />
Vb Vm Im (5A/1A)<br />
k l<br />
1st Capacitor<br />
branch<br />
2nd Capacitor<br />
branch<br />
3rd Capacitor<br />
branch<br />
PE<br />
T2A<br />
T2A<br />
Fuse superfast<br />
125 A at 50 kvar<br />
63 A at 25 kvar<br />
Fuse superfast<br />
Fuse superfast<br />
Input<br />
(controller signal)<br />
power factor<br />
controller<br />
BR6000-T12 L N L N k l<br />
U<br />
Interference<br />
Um lm<br />
message<br />
relay<br />
a b P1 1 2 3 4 5 6<br />
+ 24V –<br />
Filter<br />
Discharge<br />
Resistor EW-22<br />
<strong>Power</strong><br />
Capacitor<br />
© EPCOS AG 2009 Please read the Important notes on page 12 and Cautions on page 82–85. 53
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